//宏#define命令练习3
#define LAG >
#define SMA <
#define EQ ==
#include<stdio.h>
int main(){
    int a,b;
    printf("请输入两个数字：");
    scanf("%d %d",&a,&b);
    if(a LAG b){
        printf("%d大于%d",a,b);
    }
    else if(a SMA b){
        printf("%d小于%d",a,b);
    }
    else if(a EQ b)
    printf("%d等于%d",a,b);
    else{
    printf("没有值");
    }
    return 0;

}